Southern California Earthquakes in the Past Week

Nick Scheckel , Seismological Laboratory
Lucy Jones, U. S. Geological Survey
California Institute of Technology

March 31, 2000


The time period covered is 4 pm on Thursday, March 23 (PST) through 4 pm on Thursday, March 30 (PST). During this period we dectected and analysed 412 earthquakes. Click here to see a map.

The table below lists the quakes during the past week that were M2.0 or larger in the central part of the coverage area. Times are local times; if you want Greenwich Mean Time, add 7 hrs to the Pacific Daylight Time or 8 hrs to the Pacific Standard Time listed.

Date  Time      Lat.     Long.     Mag. Descriptive location
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 3/23 10:15 pm  34 48.2  116 15.6  2.1  33 mi. SSW of Baker, CA              
 3/24 12:34 am  34 26.7  116 13.1  2.0  22 mi. NNE of Joshua Tree, CA        
 3/24  8:37 am  35 20.6  118 33.1  2.0  15 mi. NNW of Tehachapi, CA          
 3/24 10:55 am  34 31.6  116 17.4  2.7  26 mi. N of Joshua Tree, CA          
 3/24 10:57 am  34 31.5  116 17.2  3.2  26 mi. N of Joshua Tree, CA          
 3/24  5:12 pm  33 55.6  116 18.8  2.9  11 mi. ESE of Desert Hot Springs, CA 
 3/24  7:51 pm  32 11.6  115  4.2  2.8  41 mi. SE of Calexico, CA            
 3/24  9:06 pm  32 49.4  115 36.2  2.2  3 mi. NW of El Centro, CA            
 3/24  9:37 pm  34 40.7  116 21.4  2.0  37 mi. N of Joshua Tree, CA          
 3/25  7:13 pm  32 35.2  116  9.3  2.4  13 mi. SW of Ocotillo, CA            
 3/25  8:57 pm  32 36.1  116  9.9  2.1  13 mi. SW of Ocotillo, CA
 3/25 11:34 pm  35 48.0  117 38.8  3.0  12 mi. N of Ridgecrest, CA           
 3/26 12:11 am  34 47.9  116 18.3  2.0  34 mi. SSW of Baker, CA              
 3/26  5:04 am  35 25.0  117  0.0  2.8  7 mi. NW of Goldstone Lake, CA       
 3/26  6:24 am  35 25.0  116 59.7  2.5  7 mi. NW of Goldstone Lake, CA
 3/26 12:03 pm  34 26.6  116 12.6  2.7  21 mi. NNE of Joshua Tree, CA        
 3/26 12:10 pm  34 53.1  116 24.6  2.5  32 mi. SW of Baker, CA               
 3/26  1:02 pm  32 43.9  117 24.3  2.3  9 mi. WSW of Mission Beach, CA       
 3/26  9:07 pm  32 59.1  115 33.5  3.9  2 mi. NW of Brawley, CA     
					FELT in Brawley, Westmorland and 
					El Centro
 3/26  9:14 pm  32 58.7  115 33.3  2.1  1 mi. NW of Brawley, CA              
 3/26  9:15 pm  32 58.9  115 33.5  2.7  1 mi. NW of Brawley, CA              
 3/26  9:17 pm  32 59.0  115 33.4  3.8  2 mi. NW of Brawley, CA
                                        FELT in Brawley, Westmorland and
                                        El Centro              
 3/26  9:22 pm  32 57.5  115 33.8  2.2  1 mi. W of Brawley, CA               
 3/26 10:25 pm  32 58.5  115 34.0  2.7  2 mi. WNW of Brawley, CA             
 3/26 10:39 pm  32 58.6  115 33.6  2.1  1 mi. NW of Brawley, CA              
 3/26 10:49 pm  35 47.4  117 39.2  2.2  11 mi. N of Ridgecrest, CA           
 3/26 10:57 pm  34 50.2  116 23.1  2.3  34 mi. SSW of Baker, CA              
 3/27  1:33 am  34 31.2  116 15.2  2.3  26 mi. N of Joshua Tree, CA          
 3/27  1:41 am  34 36.3  116 17.1  2.1  32 mi. N of Joshua Tree, CA          
 3/27  1:59 am  34 39.9  116 20.4  2.0  36 mi. N of Joshua Tree, CA          
 3/27  2:35 am  32 58.5  115 32.7  2.1  1 mi. NNW of Brawley, CA             
 3/27  2:51 am  34 33.8  116 15.1  2.5  29 mi. N of Joshua Tree, CA          
 3/27  6:55 am  33 11.0  115 36.2  2.0  2 mi. ENE of Obsidian Butte, CA      
 3/27  7:36 am  33 49.8  117 45.9  2.0  4 mi. SE of Yorba Linda, CA          
 3/27  5:54 pm  33 49.8  117 46.0  2.0  4 mi. SSE of Yorba Linda, CA         
 3/27  8:08 pm  32 59.2  115 32.6  2.2  1 mi. NNW of Brawley, CA             
 3/27  8:52 pm  34 49.7  116 23.3  2.1  35 mi. SSW of Baker, CA              
 3/27  9:28 pm  34 47.3  116 17.7  2.9  35 mi. SSW of Baker, CA              
 3/27 10:07 pm  33 43.4  115 53.8  2.1  13 mi. N of North Shore, CA          
 3/27 10:58 pm  34 34.4  116 15.7  2.0  30 mi. N of Joshua Tree, CA          
 3/27 11:20 pm  32 58.4  115 32.7  2.2  1 mi. NW of Brawley, CA              
 3/28 12:10 am  32 58.6  115 32.7  2.2  1 mi. NNW of Brawley, CA             
 3/28 12:57 am  32 58.6  115 32.8  2.0  1 mi. NNW of Brawley, CA             
 3/28  1:07 am  34 47.2  116 17.8  2.0  35 mi. SSW of Baker, CA              
 3/28  7:16 am  36  1.0  117 52.4  4.3  4 mi. ESE of Coso Junction, CA
					FELT in Little Lake and Coso       
 3/28  7:18 am  36  0.7  117 52.3  3.5  4 mi. ESE of Coso Junction, CA
					FELT in Little Lake and Coso       
 3/28  7:22 am  36  0.1  117 51.9  3.2  5 mi. ESE of Coso Junction, CA       
 3/28  7:22 am  36  1.1  117 52.2  3.3  4 mi. ESE of Coso Junction, CA       
 3/28  7:30 am  34 34.5  116 15.9  2.1  30 mi. N of Joshua Tree, CA          
 3/28  7:41 am  36  0.5  117 52.1  2.3  5 mi. ESE of Coso Junction, CA       
 3/28  9:59 am  36  0.2  117 52.4  3.1  5 mi. SE of Coso Junction, CA        
 3/28 10:00 am  35 59.8  117 52.5  2.7  5 mi. SE of Coso Junction, CA        
 3/28 10:45 am  32 58.0  115 33.6  2.0  1 mi. WNW of Brawley, CA             
 3/28 10:50 am  36  0.6  117 52.0  3.1  5 mi. ESE of Coso Junction, CA       
 3/28 12:38 pm  36  0.3  117 52.6  2.1  4 mi. SE of Coso Junction, CA        
 3/28  1:30 pm  36  0.2  117 52.3  3.3  5 mi. SE of Coso Junction, CA        
 3/28  2:38 pm  36  0.8  117 52.1  2.2  4 mi. ESE of Coso Junction, CA       
 3/28  3:34 pm  35 59.6  117 52.3  2.5  5 mi. SE of Coso Junction, CA        
 3/28  4:19 pm  34  1.0  118 56.8  2.8  1 mi. SSW of Leo Carrillo State 
					Beach, CA  
 3/28  5:18 pm  34 35.5  116 14.5  2.1  31 mi. N of Joshua Tree, CA           
 3/28  6:06 pm  32 59.0  115 33.4  2.9  1 mi. NW  of Brawley, CA              
 3/28  6:12 pm  32 58.6  115 32.8  2.2  1 mi. NNW of Brawley, CA              
 3/28  6:49 pm  32 58.7  115 32.3  2.2  1 mi. N of Brawley, CA                
 3/28  8:08 pm  32 58.4  115 32.8  2.0  1 mi. NW of Brawley, CA               
 3/28  8:34 pm  32 58.7  115 32.8  2.1  1 mi. NNW of Brawley, CA              
 3/28  9:41 pm  36  0.1  117 52.0  2.1  5 mi. ESE of Coso Junction, CA        
 3/28 11:42 pm  36  0.3  117 52.3  2.6  5 mi. ESE of Coso Junction, CA        
 3/29  1:10 am  34 19.0  116 45.4  2.0  6 mi. ENE of Big Bear City, CA        
 3/29  2:10 am  36  1.0  117 52.4  2.2  4 mi. ESE of Coso Junction, CA        
 3/29  2:32 am  36  0.5  117 52.2  2.2  5 mi. ESE of Coso Junction, CA        
 3/29  5:34 am  34 20.7  118 34.2  2.8  3 mi. S of Valencia, CA
					Presumed FELT               
 3/29  7:17 am  34 32.1  115 52.0  2.3  29 mi. NNE of Twentynine Palms, CA    
 3/29  7:43 am  32 58.5  115 33.2  2.1  1 mi. NW of Brawley, CA               
 3/29  9:46 am  34 32.0  115 52.0  2.2  29 mi. NNE of Twentynine Palms, CA    
 3/29 11:32 am  34 20.7  118 34.4  2.8  3 mi. S of Valencia, CA  
					FELT in Valencia             
 3/29  2:36 pm  33 49.9  117 46.0  2.1  4 mi. SSE of Yorba Linda, CA          
 3/29  3:21 pm  34  1.4  118 57.1  2.4  1 mi. SSW of Leo Carrillo State 
					Beach, CA  
 3/29  3:32 pm  36  1.2  117 52.7  2.3  4 mi. ESE of Coso Junction, CA        
 3/29  3:47 pm  33 52.8  116 54.8  2.3  3 mi. SSW of Banning, CA              
 3/29  4:39 pm  35 59.7  117 52.2  2.0  5 mi. SE of Coso Junction, CA         
 3/29  4:59 pm  33  8.8  115 38.5  3.3  1 mi. S of Obsidian Butte, CA         
 3/29  5:17 pm  36  1.3  117 52.5  3.0  4 mi. ESE of Coso Junction, CA        
 3/29  5:30 pm  36  1.3  117 52.3  3.0  4 mi. ESE of Coso Junction, CA        
 3/29  5:31 pm  36  0.9  117 52.1  2.8  4 mi. ESE of Coso Junction, CA        
 3/29  7:17 pm  32 36.7  115 47.3  2.2  14 mi. SE of Ocotillo, CA             
 3/29  8:57 pm  34 34.8  116 15.9  2.4  30 mi. N of Joshua Tree, CA           
 3/29 11:13 pm  36  0.3  117 52.0  2.1  5 mi. ESE of Coso Junction, CA        
 3/30  1:03 am  36  0.4  117 51.8  2.3  5 mi. ESE of Coso Junction, CA        
 3/30  1:54 am  36  0.7  117 51.9  2.7  5 mi. ESE of Coso Junction, CA        
 3/30  6:59 am  33 53.3  116 58.6  2.2  2 mi. S of Beaumont, CA               
 3/30  9:59 am  34  1.6  116 19.1  2.0  7 mi. S of Joshua Tree, CA            
 3/30 10:12 am  34 20.5  118 34.0  2.8  3 mi. S of Valencia, CA               
 3/30 12:09 pm  34 34.8  116 16.0  2.2  30 mi. N of Joshua Tree, CA           
 3/30  3:56 pm  34 21.0  118 34.6  2.0  3 mi. SSW of Valencia, CA             
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